A036973 (7*n^3+4*n^2+4*n)*binomial(2*n,n)/30.

0, 1, 16, 158, 1232, 8358, 51744, 300300, 1661088, 8853702, 45819488, 231499268, 1146562144, 5584082140, 26808586560, 127118807640, 596271746880, 2770379517510, 12763270285920, 58358565060180, 265032926077920, 1196278125942900

Offset

0,3

References

Knuth, The Art of Computer Programming, Vol. 3, Section 5.2.1, Problem 15.

Links

Table of n, a(n) for n=0..21.

Mathematica

Table[(7n^3+4n^2+4n) Binomial[2n, n]/30, {n, 0, 40}] (* Harvey P. Dale, May 15 2023 *)

Crossrefs

Sequence in context: A258460 A320548 A211831 * A101931 A220630 A041005

Adjacent sequences: A036970 A036971 A036972 * A036974 A036975 A036976

Keyword

nonn

Author

N. J. A. Sloane.

Status

approved